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Table of Contents
Introduction ................................ E-1
Features ...................................... E-1
Getting Started ........................... E-3
What’s included ........................... E-3
Parts of the MHS125 ................... E-4
Front view ................................... E-4
Back view ................................... E-4
Charger ...................................... E-5
Reading the display ..................... E-6
Display icons and
what they mean ...................... E-6
How It Works .............................. E-7
Normal mode operation ............... E-8
Normal mode with Weather
Alert Watch ............................. E-8
Normal mode with Triple
Watch or Dual Watch ............. E-9
Normal mode with
Quad Watch ........................... E-9
Scan mode operation ................ E-10
Using the radio in
scan mode .......................... E-10
Scan mode with Weather
Alert Watch ............................E-11
Scan mode with Triple
Watch or Dual Watch ............E-11
Both Weather Alert and Triple/
Dual Watch in scan mode .....E-11
Weather mode ........................... E-12
Using the radio in
weather mode ...................... E-12
Weather mode with
Weather Alert Watch ............ E-12
Weather mode with Triple
Watch or Dual Watch ........... E-13
Setting Up the Hardware ......... E-13
Attaching the Antenna ............... E-13
Installing the Battery .................. E-13
Using the Alkaline
Battery Case ........................... E-14
Mounting the Charger ................ E-15
Charging the Battery .................. E-15
Important notes on
charging the battery ............. E-16
Attaching the Belt Clip ............... E-16
Using Your Radio ..................... E-17
Changing the Volume ............... E-17
Setting the Squelch Level .......... E-17
Changing the Channel ............... E-18
Making a Transmission .............. E-18
Boosting the transmission
power ................................... E-18
Setting the UIC Channel Mode .. E-19
Using the Strobe SOS Light ...... E-19
Turning the Key Beep
On and Off .............................. E-20
Using the External Speaker/
Mic Jack .................................. E-20
Maintenance and
Troubleshooting .................... E-20
Common Questions ................... E-21
Specications .......................... E-22
Channels and
Frequencies (MHz) ................. E-23
US channel frequencies and
names .................................. E-23
Making a Distress
Call ................ (inside front cover)